127940025

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{997}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 222753600

約数和(自身を除く): 94813575

約数列:

[1, 3, 5, 15, 25, 29, 59, 75, 87, 145, 177, 295, 435, 725, 885, 997, 1475, 1711, 2175, 2991, 4425, 4985, 5133, 8555, 14955, 24925, 25665, 28913, 42775, 58823, 74775, 86739, 128325, 144565, 176469, 294115, 433695, 722825, 882345, 1470575, 1705867, 2168475, 4411725, 5117601, 8529335, 25588005, 42646675, 127940025]

約数ペア:

[(1, 127940025), (3, 42646675), (5, 25588005), (15, 8529335), (25, 5117601), (29, 4411725), (59, 2168475), (75, 1705867), (87, 1470575), (145, 882345), (177, 722825), (295, 433695), (435, 294115), (725, 176469), (885, 144565), (997, 128325), (1475, 86739), (1711, 74775), (2175, 58823), (2991, 42775), (4425, 28913), (4985, 25665), (5133, 24925), (8555, 14955)]